Home / 175,921.42-263,882.02-70,715.78

Finding the Fourth Proportional to 175,921.42, 263,882.02 and 70,715.78

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Solution

The fourth proportional to 175,921.42, 263,882.02 and 70,715.78 is: 106,073.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,921.42 : 263,882.02 = 70,715.78 : x
  2. Step 2: Convert to fraction form
    175,921.42/263,882.02 = 70,715.78/x
  3. Step 3: Cross multiply
    175,921.42x = 263,882.02 × 70,715.78
  4. Step 4: Simplify right side
    175,921.42x = 18,660,622,872.28
  5. Step 5: Solve for x
    x = 18,660,622,872.28/175,921.42
  6. Step 6: Final answer
    x = 106,073.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.